Riesel primes of the form 3317•2n-1

Current data

k , b : 3317 , 2 Count : 55 Nash : 2364 Max n : 4,000,000 Date : 2023-03-01

2, 34, 44, 50, 72, 74, 86, 90, 92, 124, 162, 282, 416, 450, 570, 764, 866, 1056, 1078, 1124, 1398, 1540, 2534, 4174, 4638, 7720, 19450, 20710, 21194, 21394, 24130, 27172, 30810, 30884, 41054, 80706, 86212, 90984, 93458, 149264, 152506, 239112, 258818, 304392, 461216, 552272, 685360, 962150, 1101194, 1221964, 1624804, 1949958, 2415998, 2523366, 3117162

History

• 2023-03-01: Checked to n = 4000000, Dmitrii Kolesov, released, results included in subsequent post
• 2021-10-27: Found n = 2523366, Dmitrii Kolesov
• 2021-10-20: Found n = 3117162, Dmitrii Kolesov
• 2021-09-29: Found n = 2415998, Dmitrii Kolesov
• 2021-08-17: Checked to n = 2000000, Dmitrii Kolesov
• 2021-08-17: Found n = 1949958, Dmitrii Kolesov
• 2021-08-17: Found n = 1624804, Dmitrii Kolesov
• 2021-04-26: Checked to n = 1000000, Dmitrii Kolesov, double-checked n < 400000
• 2021-03-29: Reserved by Dmitrii Kolesov
• 2014-08-04: Checked to n = 400000, Karsten Bonath
• 2012-05-08: Checked to n = 200000, Oscar Tutusaus Santandreu
• 2009-07-03: Checked n = 20000 - 50000, Karsten Bonath
• 2009-06-28: Checked n = 10000 - 20000, Thomas Ritschel